belemnite

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noun bel·em·nite \ˈbe-ləm-ˌnīt\

Definition of belemnite

  1. 1 :  any of various extinct cephalopods (order Belemnoidea) especially abundant in the Mesozoic era that had internal shells and that superficially resembled and are regarded as ancestors of the squids

  2. 2 :  the fossilized bullet-shaped remains of a belemnite

Origin and Etymology of belemnite

borrowed from New Latin belemnītēs “bullet-shaped fossilized rostrum of an extinct animal,” from Greek bélemnon “missile, spear, arrow” (probably from bele-, full-grade base of the verb bállein “to throw, hit by throwing”) + New Latin -ītēs 1-ite — more at 1devil


First Known Use: 1646


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